Add linear gradient fill (#2587)

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/elements/element.py b/lib/elements/element.py
index 963653af..d6881955 100644
--- a/lib/elements/element.py
+++ b/lib/elements/element.py
@@ -526,6 +526,14 @@ class EmbroideryElement(object):
     def _get_guides_cache_key_data(self):
         return get_marker_elements_cache_key_data(self.node, "guide-line")
 
+    def _get_gradient_cache_key_data(self):
+        gradient = {}
+        if hasattr(self, 'gradient') and self.gradient is not None:
+            gradient['stops'] = self.gradient.stop_offsets
+            gradient['orientation'] = [self.gradient.x1(), self.gradient.x2(), self.gradient.y1(), self.gradient.y2()]
+            gradient['styles'] = [(style['stop-color'], style['stop-opacity']) for style in self.gradient.stop_styles]
+        return gradient
+
     def get_cache_key_data(self, previous_stitch):
         return []
 
@@ -535,6 +543,7 @@ class EmbroideryElement(object):
         cache_key_generator.update(self.get_params_and_values())
         cache_key_generator.update(self.parse_path())
         cache_key_generator.update(list(self._get_specified_style().items()))
+        cache_key_generator.update(self._get_gradient_cache_key_data())
         cache_key_generator.update(previous_stitch)
         cache_key_generator.update([(c.command, c.target_point) for c in self.commands])
         cache_key_generator.update(self._get_patterns_cache_key_data())